Chemical stabilization of low-Mg calcite; an example of brachiopods

IS Al-Aasm, J Veizer - Journal of Sedimentary Research, 1982 - pubs.geoscienceworld.org
… This, in contrast to large trace-element rrepartitioning observed in their enclosing rocks,
attests to the relative stability of low-Mg calcite even within the realm of meteoric waters. …

Diagenetic stabilization of aragonite and low-Mg calcite; I, Trace elements in rudists

IS Al-Aasm, J Veizer - Journal of Sedimentary Research, 1986 - pubs.geoscienceworld.org
… (LMC) into diagenetic lowMg calcite (dLMC) can be traced chemically via studies of the
chemistry of … With such an approach, the original mineralogy and chemistry of each constituent, in …

Diagenetic stabilization of aragonite and low-Mg calcite; II, Stable isotopes in rudists

IS Al-Aasm, J Veizer - Journal of Sedimentary Research, 1986 - pubs.geoscienceworld.org
… 1) Skeletal components which have their original mineralogy of aragonite and low-Mg calcite
as well as their microstructure and chemistry preserved, have oxygen and carbon isotopic …

Mg/Ca Ratios in synthetic Low-magnesium calcite: An experimental investigation

JM Weremeichik, RI Gabitov, A Sadekov, A Novak… - Minerals, 2021 - mdpi.com
… –Mg/Ca (Fluid) relationships in low-Mg calcite, our results suggested that the K Mg of low-Mg
calcite was less sensitive to Mg/Ca (Fluid) compared to calcite with a higher Mg content. …

Magnesium-isotope fractionation during low-Mg calcite precipitation in a limestone cave–field study and experiments

A Immenhauser, D Buhl, D Richter… - … et Cosmochimica Acta, 2010 - Elsevier
… The chemical and isotopic composition of speleothem calcite and particularly that of stalagmites
and flowstones is increasingly exploited as an archive of past environmental change in …

Biogenic and synthetic high magnesium calcite–A review

X Long, Y Ma, L Qi - Journal of Structural Biology, 2014 - Elsevier
… Mg-bearing calcite, even at relatively low Mg concentrations (<… for anecdotal evidence that
organic chemistry modulates the … to stabilize ACC and to induce the formation of calcite but not …

High-Mg calcite nanoparticles within a low-Mg calcite matrix: A widespread phenomenon in biomineralization

N Bianco-Stein, I Polishchuk, A Lang… - Proceedings of the …, 2022 - National Acad Sciences
… We demonstrate that the basis of such phase separation stems from chemical composition
… crystallize at first, as the higher Mg concentration stabilizes the amorphous state. Then, at a …

Dissolution of high-Mg calcite fossils and the formation of biomolds during mineralogical stabilization

DA Budd - Carbonates and Evaporites, 1992 - Springer
… a moldic fabric and a low-Mg calcite (LMC) recrystallization fabric that … stabilization cannot
be an intrinsic factor alone. Rather, temporally variable extrinsic factors such as fluid chemistry

Mechanisms of phosphate retention by calcite: Effects of magnesium and pH

N Xu, H Yin, Z Chen, S Liu, M Chen, J Zhang - Journal of soils and …, 2014 - Springer
… 3, it is clearly illustrated that low phosphate species are chemical adsorbed onto calcite at
Low Mg(II) ions level has negligible effect on retention of phosphate on calcite. It inhibits the …

Mineralogical stabilization of high-magnesium calcite; geochemical evidence for intracrystal recrystallization within Holocene porcellaneous foraminifera

DA Budd, EE Hiatt - Journal of Sedimentary Research, 1993 - pubs.geoscienceworld.org
… the unique mineralogical stabilization of these foraminifera… low-Mg calcite. The HMC-to-LMC
recrystallization would intuitively seem to be a rock-buffered process in which the chemistry